Refer to the Exhibit.
In the exhibit Router A and Router B are operating on the LAN with Router B acting as the
designated intermediate system (DIS).
When Router C and Router D are added to the LAN. Which statement is true?
A.
Router C becomes the new DIS with no backup DIS.
B.
Router D becomes the new DIS with no backup DIS.
C.
Router C becomes the new DIS with Router B as the backup DIS.
D.
Router D becomes the new DIS with Router A as the backup DIS.